public override FontStyle Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
{
var fontStyleString = reader.GetString() ?? "Normal";
var converter = new System.Windows.FontStyleConverter();
return((FontStyle)converter.ConvertFromString(fontStyleString));
}
//--------------------------------------------------------------
#region Creation & Cleanup
//--------------------------------------------------------------
/// <summary>
/// Initializes a new instance of the <see cref="TextEditorOptionsPageViewModel"/> class.
/// (Do not use this constructor it is only for design-time support!)
/// </summary>
public TextEditorOptionsPageViewModel()
: base("Text Editor")
{
Trace.Assert(WindowsHelper.IsInDesignMode, "This TextEditorOptionsPageViewModel constructor must not be used at runtime.");
Options = new TextEditorOptions();
_fontStyleConverter = new FontStyleConverter();
_fontWeightConverter = new FontWeightConverter();
}
public static FontStyle ParseStyle(string styleString)
{
FontStyle style = FontStyles.Normal;
FontStyleConverter converter = new FontStyleConverter();
try {
style = (FontStyle)converter.ConvertFromString(styleString);
}
catch {
}
return style;
}
/// <summary>
/// Convert FontStyle to string for serialization
/// </summary>
public static string FontStyleToString(FontStyle value)
{
string result;
try
{
result = new FontStyleConverter().ConvertToString(value);
}
catch (NotSupportedException)
{
result = "";
}
return result;
}
public FontDefinition ToFontDefinition()
{
var styleConverter = new FontStyleConverter();
var weightConverter = new FontWeightConverter();
var stretchConverter = new FontStretchConverter();
var style = (FontStyle?)styleConverter.ConvertFromString(FontStyle) ?? FontStyles.Normal;
var weight = (FontWeight?)weightConverter.ConvertFromString(FontWeight) ?? FontWeights.Normal;
var stretch = (FontStretch?)stretchConverter.ConvertFromString(FontStretch) ?? FontStretches.Normal;
return new FontDefinition
{
FontFamily = new FontFamily(FontFamily),
FontStyle = style,
FontWeight = weight,
FontStretch = stretch,
FontSize = FontSize
};
}
/// <summary>
/// Convert string to FontStyle for serialization
/// </summary>
public static FontStyle FontStyleFromString(string value)
{
var result = FontStyles.Normal;
try
{
var convertFromString = new FontStyleConverter().ConvertFromString((value));
if (convertFromString != null)
{
result = (FontStyle)convertFromString;
}
}
catch (NotSupportedException)
{
}
catch (FormatException)
{
}
return result;
}
// Initialize known object types
internal static TypeConverter CreateKnownTypeConverter(Int16 converterId)
{
TypeConverter o = null;
switch (converterId)
{
case -42: o = new System.Windows.Media.Converters.BoolIListConverter(); break;
case -46: o = new System.ComponentModel.BooleanConverter(); break;
case -53: o = new System.Windows.Media.BrushConverter(); break;
case -61: o = new System.ComponentModel.ByteConverter(); break;
case -70: o = new System.ComponentModel.CharConverter(); break;
case -71: o = new System.Windows.Media.Converters.CharIListConverter(); break;
case -87: o = new System.Windows.Media.ColorConverter(); break;
case -94: o = new System.Windows.Input.CommandConverter(); break;
case -96: o = new System.Windows.Markup.ComponentResourceKeyConverter(); break;
case -111: o = new System.Windows.CornerRadiusConverter(); break;
case -114: o = new System.ComponentModel.CultureInfoConverter(); break;
case -115: o = new System.Windows.CultureInfoIetfLanguageTagConverter(); break;
case -117: o = new System.Windows.Input.CursorConverter(); break;
case -124: o = new System.ComponentModel.DateTimeConverter(); break;
case -125: o = new System.Windows.Markup.DateTimeConverter2(); break;
case -130: o = new System.ComponentModel.DecimalConverter(); break;
case -137: o = new System.Windows.Markup.DependencyPropertyConverter(); break;
case -138: o = new System.Windows.DialogResultConverter(); break;
case -174: o = new System.Windows.Media.DoubleCollectionConverter(); break;
case -175: o = new System.ComponentModel.DoubleConverter(); break;
case -176: o = new System.Windows.Media.Converters.DoubleIListConverter(); break;
case -188: o = new System.Windows.DurationConverter(); break;
case -190: o = new System.Windows.DynamicResourceExtensionConverter(); break;
case -201: o = new System.Windows.ExpressionConverter(); break;
case -204: o = new System.Windows.FigureLengthConverter(); break;
case -215: o = new System.Windows.Media.FontFamilyConverter(); break;
case -216: o = new System.Windows.FontSizeConverter(); break;
case -218: o = new System.Windows.FontStretchConverter(); break;
case -220: o = new System.Windows.FontStyleConverter(); break;
case -222: o = new System.Windows.FontWeightConverter(); break;
case -240: o = new System.Windows.Media.GeometryConverter(); break;
case -256: o = new System.Windows.GridLengthConverter(); break;
case -267: o = new System.ComponentModel.GuidConverter(); break;
case -286: o = new System.Windows.Media.ImageSourceConverter(); break;
case -299: o = new System.Windows.Input.InputScopeConverter(); break;
case -301: o = new System.Windows.Input.InputScopeNameConverter(); break;
case -306: o = new System.ComponentModel.Int16Converter(); break;
case -314: o = new System.Windows.Media.Int32CollectionConverter(); break;
case -315: o = new System.ComponentModel.Int32Converter(); break;
case -319: o = new System.Windows.Int32RectConverter(); break;
case -324: o = new System.ComponentModel.Int64Converter(); break;
case -338: o = new System.Windows.Input.KeyConverter(); break;
case -340: o = new System.Windows.Input.KeyGestureConverter(); break;
case -342: o = new System.Windows.KeySplineConverter(); break;
case -344: o = new System.Windows.KeyTimeConverter(); break;
case -348: o = new System.Windows.LengthConverter(); break;
case -387: o = new System.Windows.Media.Media3D.Matrix3DConverter(); break;
case -392: o = new System.Windows.Media.MatrixConverter(); break;
case -410: o = new System.Windows.Input.ModifierKeysConverter(); break;
case -411: o = new System.Windows.Input.MouseActionConverter(); break;
case -415: o = new System.Windows.Input.MouseGestureConverter(); break;
case -423: o = new System.Windows.NullableBoolConverter(); break;
case -445: o = new System.Windows.Media.PathFigureCollectionConverter(); break;
case -453: o = new System.Windows.Media.PixelFormatConverter(); break;
case -462: o = new System.Windows.Media.Media3D.Point3DCollectionConverter(); break;
case -463: o = new System.Windows.Media.Media3D.Point3DConverter(); break;
case -467: o = new System.Windows.Media.Media3D.Point4DConverter(); break;
case -473: o = new System.Windows.Media.PointCollectionConverter(); break;
case -474: o = new System.Windows.PointConverter(); break;
case -475: o = new System.Windows.Media.Converters.PointIListConverter(); break;
case -492: o = new System.Windows.PropertyPathConverter(); break;
case -498: o = new System.Windows.Media.Media3D.QuaternionConverter(); break;
case -507: o = new System.Windows.Media.Media3D.Rect3DConverter(); break;
case -511: o = new System.Windows.RectConverter(); break;
case -521: o = new System.Windows.Media.Animation.RepeatBehaviorConverter(); break;
case -538: o = new System.Windows.Markup.RoutedEventConverter(); break;
case -545: o = new System.ComponentModel.SByteConverter(); break;
case -563: o = new System.ComponentModel.SingleConverter(); break;
case -568: o = new System.Windows.Media.Media3D.Size3DConverter(); break;
case -572: o = new System.Windows.SizeConverter(); break;
case -615: o = new System.ComponentModel.StringConverter(); break;
case -619: o = new System.Windows.StrokeCollectionConverter(); break;
case -633: o = new System.Windows.TemplateBindingExpressionConverter(); break;
case -635: o = new System.Windows.TemplateBindingExtensionConverter(); break;
case -637: o = new System.Windows.Markup.TemplateKeyConverter(); break;
case -645: o = new System.Windows.TextDecorationCollectionConverter(); break;
case -655: o = new System.Windows.ThicknessConverter(); break;
case -664: o = new System.ComponentModel.TimeSpanConverter(); break;
case -681: o = new System.Windows.Media.TransformConverter(); break;
case -692: o = new System.Windows.Markup.TypeTypeConverter(); break;
case -696: o = new System.ComponentModel.UInt16Converter(); break;
case -698: o = new System.ComponentModel.UInt32Converter(); break;
case -700: o = new System.ComponentModel.UInt64Converter(); break;
case -701: o = new System.Windows.Media.Converters.UShortIListConverter(); break;
case -705: o = new System.UriTypeConverter(); break;
case -714: o = new System.Windows.Media.Media3D.Vector3DCollectionConverter(); break;
case -715: o = new System.Windows.Media.Media3D.Vector3DConverter(); break;
case -722: o = new System.Windows.Media.VectorCollectionConverter(); break;
case -723: o = new System.Windows.VectorConverter(); break;
case -757: o = new System.Windows.Markup.XmlLanguageConverter(); break;
}
return o;
}
/// <summary>
/// Helper function that converts the values stored in the settings into the font values
/// and then sets the tasklist font values.
/// </summary>
public void SetFont()
{
var family = new FontFamily(User.Default.TaskListFontFamily);
double size = User.Default.TaskListFontSize;
var styleConverter = new FontStyleConverter();
FontStyle style = (FontStyle)styleConverter.ConvertFromString(User.Default.TaskListFontStyle);
var stretchConverter = new FontStretchConverter();
FontStretch stretch = (FontStretch)stretchConverter.ConvertFromString(User.Default.TaskListFontStretch);
var weightConverter = new FontWeightConverter();
FontWeight weight = (FontWeight)weightConverter.ConvertFromString(User.Default.TaskListFontWeight);
Color color = (Color)ColorConverter.ConvertFromString(User.Default.TaskListFontBrushColor);
lbTasks.FontFamily = family;
lbTasks.FontSize = size;
lbTasks.FontStyle = style;
lbTasks.FontStretch = stretch;
lbTasks.FontWeight = weight;
lbTasks.Foreground = new SolidColorBrush(color);
}
public static FontStyle ParseFontStyle(string fontStyleName)
{
var converter = new FontStyleConverter();
return (FontStyle) converter.ConvertFromString(fontStyleName);
}
public static bool CanParseFontStyle(string fontStyleName)
{
try
{
var converter = new FontStyleConverter();
converter.ConvertFromString(fontStyleName);
return true;
}
catch
{
return false;
}
}
/// <summary>
/// Read the WordsStyle XML tag with its attributes (if any) and return
/// a resulting <seealso cref="WordsStyle"/> object.
/// </summary>
internal static WordsStyle ReadNode(XmlReader reader)
{
WordsStyle ret = null;
FontWeightConverter FontWeightConverter = new FontWeightConverter();
FontStyleConverter FontStyleConverter = new FontStyleConverter();
string name = string.Empty;
string fgColor = string.Empty;
string bgColor = string.Empty;
string fontWeight = string.Empty;
string FontStyle = string.Empty;
reader.ReadToNextSibling(ReadWordsStyle.XMLName);
while (reader.MoveToNextAttribute())
{
switch (reader.Name)
{
case ReadWordsStyle.attr_name:
name = reader.Value;
break;
case ReadWordsStyle.attr_fgColor:
fgColor = (reader.Value == null ? string.Empty : reader.Value);
break;
case ReadWordsStyle.attr_bgColor:
bgColor = (reader.Value == null ? string.Empty : reader.Value);
break;
case ReadWordsStyle.attr_fontWeight:
fontWeight = (reader.Value == null ? string.Empty : reader.Value);
break;
case ReadWordsStyle.attr_FontStyle:
FontStyle = (reader.Value == null ? string.Empty : reader.Value);
break;
case XMLNameSpace:
break;
default:
if (reader.Name.Trim().Length > 0 && reader.Name != XMLComment)
logger.Warn("Parsing the XML child:'" + reader.Name + "' of '" + ReadLexerType.XMLName + "' is not implemented.");
break;
}
}
ret = new WordsStyle(name);
if (fgColor != string.Empty)
ret.fgColor = ReadWordsStyle.SetColorFromString(ReadWordsStyle.attr_fgColor, fgColor);
if (bgColor != string.Empty)
ret.bgColor = ReadWordsStyle.SetColorFromString(ReadWordsStyle.attr_bgColor, bgColor);
if (fontWeight != string.Empty)
ret.fontWeight = ParseFontWeight(ReadWordsStyle.attr_fontWeight, fontWeight, FontWeightConverter);
if (FontStyle != string.Empty)
ret.fontStyle = ParseFontStyle(ReadWordsStyle.attr_FontStyle, FontStyle, FontStyleConverter);
return ret;
}
/// <summary>
/// Convert a string representation into a null-able <seealso cref="FontStyle"/> object and return it.
/// </summary>
/// <param name="stringAttribName"></param>
/// <param name="fontStyle"></param>
/// <param name="converter"></param>
/// <returns></returns>
protected static FontStyle? ParseFontStyle(string stringAttribName, string fontStyle, FontStyleConverter converter)
{
if (string.IsNullOrEmpty(fontStyle))
return null;
try
{
return (FontStyle?)converter.ConvertFromInvariantString(fontStyle);
}
catch (Exception exp)
{
throw new Exception(string.Format(CultureInfo.InvariantCulture, "Invalid FontStyle attribute value '{0}'=\"{1}\"", stringAttribName, fontStyle), exp);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="TextEditorOptionsPageViewModel"/> class.
/// </summary>
/// <param name="textExtension">The <see cref="TextExtension"/>.</param>
/// <exception cref="ArgumentNullException">
/// <paramref name="textExtension"/> is <see langword="null"/>.
/// </exception>
public TextEditorOptionsPageViewModel(TextExtension textExtension)
: base("Text Editor")
{
if (textExtension == null)
throw new ArgumentNullException(nameof(textExtension));
_textExtension = textExtension;
Options = new TextEditorOptions();
SetDefaultsCommand = new DelegateCommand(SetDefaults);
SelectFontCommand = new DelegateCommand(SelectFont);
_fontStretchConverter = new FontStretchConverter();
_fontStyleConverter = new FontStyleConverter();
_fontWeightConverter = new FontWeightConverter();
}
/// <summary/>
public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value) {
if (value == null) {
throw new ArgumentNullException("value");
}
var fontString = value as string;
if (fontString.IsEmpty()) {
return base.ConvertFrom(context, culture, value);
}
if (fontString.StartsWith("@") && fontString.IndexOf(",") < 0 && ResourceProvider != null) {
return ResourceProvider.GetResource<Font>(fontString);
}
var fontFamily = Font.DefaultFamily;
var fontSize = Font.DefaultSize;
var fontWeight = Font.DefaultWeight;
var fontStyle = Font.DefaultStyle;
var fontStretch = Font.DefaultStretch;
var parts = fontString.Trim().Split(_reComma);
var nparts = parts.Length;
if (nparts == 0) return null;
if (nparts > 5) {
throw new InvalidCastException();
}
for (var i = 0; i < nparts; i++) {
parts[i] = parts[i].RemoveAll(new Regex(@"\,"));
}
if (nparts >= 1 && parts[0].NotEmpty()) {
fontFamily = _parseFontFamily(context, culture, parts[0]);
}
if (nparts >= 2 && parts[1].NotEmpty()) {
fontSize = Double.Parse(parts[1]);
}
if (nparts >= 3 && parts[2].NotEmpty()) {
var converter = new FontWeightConverter();
fontWeight = _parseFontWeight(context, culture, parts[2]);
}
if (nparts >= 4 && parts[3].NotEmpty()) {
var converter = new FontStyleConverter();
fontStyle = _parseFontStyle(context, culture, parts[3]);
}
if (nparts >= 5 && parts[4].NotEmpty()) {
fontStretch = _parseFontStretch(context, culture, parts[4]);
}
var face = new Typeface(fontFamily, fontStyle, fontWeight, fontStretch);
var font = new Font(face, fontSize);
font.Freeze();
return font;
}
